APA
Kellenberg J., World Bank, . (1996). Accounting for natural resources in Ecuador: Contrasting methodologies, conflicting results. Washigton: World Bank.
Chicago
Kellenberg John, World Bank, . 1996. Accounting for natural resources in Ecuador: Contrasting methodologies, conflicting results. Washigton: World Bank.
Harvard
Kellenberg J., World Bank, . (1996). Accounting for natural resources in Ecuador: Contrasting methodologies, conflicting results. Washigton: World Bank.
MLA
Kellenberg John, World Bank, . Accounting for natural resources in Ecuador: Contrasting methodologies, conflicting results. Washigton: World Bank. 1996.